CVE-2026-126455

HIGH 8.1

OpenEMR before 8.5.0 Privilege Escalation via Missing Authorization and SQL Injection

CVSS Score

8.1

EPSS Score

0.0%

EPSS Percentile

0th

OpenEMR before 8.5.0 contains multiple missing authorization and SQL injection defects across report, portal, transaction, and immunization components. Low-privileged Front Office clerks can chain these to read arbitrary database tables including users_secure hashes, hijack patient portal identities, and forge approved clinical records.

CWE	CWE-862
Vendor	openemr
Product	openemr
Published	Nov 13, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Affected Versions

openemr / openemr

0 < 8.5.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/openemr/openemr/security/advisories/GHSA-vr7f-7c3w-49g7 github.com: https://github.com/openemr/openemr/commit/71da6605dc3bcc1405ee9a65cb9f579ecbc8a1c6 vulncheck.com: https://www.vulncheck.com/advisories/openemr-before-8.5.0-privilege-escalation-via-missing-authorization-and-sql-injection

Credits

🔍 AdamKorcz